JP5787023B2 - 車両懸架装置 - Google Patents
車両懸架装置 Download PDFInfo
- Publication number
- JP5787023B2 JP5787023B2 JP2014500825A JP2014500825A JP5787023B2 JP 5787023 B2 JP5787023 B2 JP 5787023B2 JP 2014500825 A JP2014500825 A JP 2014500825A JP 2014500825 A JP2014500825 A JP 2014500825A JP 5787023 B2 JP5787023 B2 JP 5787023B2
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- JP
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- Prior art keywords
- vehicle
- rigidity
- connecting portion
- braking
- relatively
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000725 suspension Substances 0.000 title claims description 144
- 230000008859 change Effects 0.000 claims description 37
- 230000003247 decreasing effect Effects 0.000 claims description 10
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- 230000007246 mechanism Effects 0.000 description 95
- 238000010586 diagram Methods 0.000 description 25
- 238000006073 displacement reaction Methods 0.000 description 22
- 239000006096 absorbing agent Substances 0.000 description 8
- 230000009467 reduction Effects 0.000 description 8
- 230000035939 shock Effects 0.000 description 8
- 238000001514 detection method Methods 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 6
- 241001247986 Calotropis procera Species 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
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- 235000001537 Ribes X gardonianum Nutrition 0.000 description 3
- 235000001535 Ribes X utile Nutrition 0.000 description 3
- 235000016919 Ribes petraeum Nutrition 0.000 description 3
- 244000281247 Ribes rubrum Species 0.000 description 3
- 235000002355 Ribes spicatum Nutrition 0.000 description 3
- 239000000806 elastomer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
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- 230000001133 acceleration Effects 0.000 description 1
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- 239000000470 constituent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
- B60G17/0164—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input mainly during accelerating or braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/06—Characteristics of dampers, e.g. mechanical dampers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/41—Elastic mounts, e.g. bushings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/30—Propulsion unit conditions
- B60G2400/39—Brake pedal position
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
- Vibration Prevention Devices (AREA)
- Springs (AREA)
Description
図1は、実施形態1に係る車両懸架装置の概略構成を表す模式図、図2は、ラバーブッシュの変位と力との関係の一例を表す線図、図3は、サスペンションの側面視を簡略化した模式図、図4は、制動トルクのバネ下に与える力の関係を説明する模式図、図5、図6は、弾性主軸高とスピンドル前後変位との関係を説明する模式図、図7は、弾性主軸高とバネ下振動との関係の一例を表す線図、図8は、アッパサポートの前後方向剛性とロアアームブッシュの前後方向剛性と弾性主軸高との関係の一例を表す線図、図9は、スピンドル位置の前後力コンプライアンスが一定となる前後方向剛性の組み合わせの一例を表す線図、図10は、車両懸架装置のECUによる制御の一例を説明するフローチャートである。
図11は、実施形態2に係る車両懸架装置の概略構成を表す模式図、図12は、車両懸架装置の動作を説明する模式図、図13は、アッパサポート、ロアアームブッシュの変位と力との関係の一例を表す線図、図14は、車両懸架装置の制御マップの一例を表す線図、図15は、車両懸架装置のECUによる制御の一例を説明するフローチャート、図16は、変形例に係る車両懸架装置の概略構成を表す模式図である。実施形態2に係る車両懸架装置は、制御装置による制御内容等が実施形態1とは異なる。その他、上述した実施形態と共通する構成、作用、効果については、重複した説明はできるだけ省略する。
2 車両
3 車輪
4 車体
5 サスペンション(懸架装置本体)
6 上部連結部
7 中部連結部
8 下部連結部
9 コイルスプリング
10 ショックアブソーバ
11 アッパアーム
12 ロアアーム
13 ナックル
14 ピストンロッド
15 シリンダ
16、17、18 ジョイント部
19 スピンドル
30 可変装置
31、231、331 上部可変機構
32、232、233 下部可変機構
50 ECU(制御装置)
60 アッパサポート
70 アッパアームブッシュ
80 ロアアームブッシュ
Claims (6)
- 車両の車輪を当該車両の車体に支持する懸架装置本体と、
前記懸架装置本体の鉛直方向上部と前記車体との間の剛性である上部連結部剛性、及び、前記懸架装置本体の鉛直方向下部と前記車体との間の剛性である下部連結部剛性を可変とする可変装置と、
前記車両の制動時に、前記可変装置を制御し、前記車両の非制動時と比較して、前記上部連結部剛性を相対的に小さくし、かつ、前記下部連結部剛性を相対的に大きくする制御を実行する制御装置とを備え、
前記制御装置は、前記車両の制動時の前記車輪のスピンドルの前後力コンプライアンスと、前記車両の非制動時の前記スピンドルの前後力コンプライアンスとが同等となるように、前記上部連結部剛性と前記下部連結部剛性とを変更する
ことを特徴とする車両懸架装置。 - 前記可変装置は、少なくとも前記車両の前後方向の前記上部連結部剛性、及び、前記車両の前後方向の前記下部連結部剛性を可変とする、
請求項1に記載の車両懸架装置。 - 前記制御装置は、前記車両の制動力の絶対値が予め設定される所定値以上である場合に、前記上部連結部剛性を相対的に小さくし、かつ、前記下部連結部剛性を相対的に大きくする制御を禁止する、
請求項1または2に記載の車両懸架装置。 - 前記制御装置は、前記車両の制動力の変化に応じて前記上部連結部剛性と前記下部連結部剛性とを連続的に変更する、
請求項1〜3のいずれか1項に記載の車両懸架装置。 - 前記制御装置は、前記車両の制動力の絶対値が予め設定される所定値以上である急制動時に、前記車両の制動力の絶対値が前記所定値未満である緩制動時と比較して、前記上部連結部剛性を相対的に大きくし、かつ、前記下部連結部剛性を相対的に小さくする、
請求項1〜4のいずれか1項に記載の車両懸架装置。 - 前記制御装置は、前記車両の制動力の絶対値が予め設定される所定値以上である急制動時に、前記車両の非制動時と比較して、前記上部連結部剛性を相対的に大きくし、かつ、前記下部連結部剛性を相対的に小さくする、
請求項1〜5のいずれか1項に記載の車両懸架装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2012/054461 WO2013125018A1 (ja) | 2012-02-23 | 2012-02-23 | 車両懸架装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2013125018A1 JPWO2013125018A1 (ja) | 2015-07-30 |
JP5787023B2 true JP5787023B2 (ja) | 2015-09-30 |
Family
ID=49005238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014500825A Expired - Fee Related JP5787023B2 (ja) | 2012-02-23 | 2012-02-23 | 車両懸架装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9139063B2 (ja) |
EP (1) | EP2818344B1 (ja) |
JP (1) | JP5787023B2 (ja) |
CN (1) | CN104136244B (ja) |
WO (1) | WO2013125018A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102429549B1 (ko) * | 2015-05-18 | 2022-08-05 | 주식회사 만도 | 전자제어 현가장치 및 그의 감쇠력 제어 방법 |
EP3954556A1 (en) * | 2020-08-11 | 2022-02-16 | Volvo Truck Corporation | Bushing for a suspension and vehicle comprising such a bushing |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04154420A (ja) | 1990-10-18 | 1992-05-27 | Mitsubishi Motors Corp | サスペンション剛性制御装置 |
JPH06316211A (ja) * | 1992-08-17 | 1994-11-15 | Nissan Motor Co Ltd | 車両用サスペンション装置 |
JPH09142121A (ja) | 1995-11-21 | 1997-06-03 | Mitsubishi Motors Corp | 車両構造 |
US5609353A (en) * | 1996-01-11 | 1997-03-11 | Ford Motor Company | Method and apparatus for varying the stiffness of a suspension bushing |
JP3489320B2 (ja) * | 1996-03-13 | 2004-01-19 | 日産自動車株式会社 | 車両用サスペンション |
US5816587A (en) * | 1996-07-23 | 1998-10-06 | Ford Global Technologies, Inc. | Method and apparatus for reducing brake shudder |
US5814999A (en) * | 1997-05-27 | 1998-09-29 | Ford Global Technologies, Inc. | Method and apparatus for measuring displacement and force |
US5974856A (en) * | 1997-05-27 | 1999-11-02 | Ford Global Technologies, Inc. | Method for allowing rapid evaluation of chassis elastomeric devices in motor vehicles |
JPH1142919A (ja) * | 1997-07-25 | 1999-02-16 | Nissan Motor Co Ltd | サスペンション装置 |
JP2000272317A (ja) | 1999-03-29 | 2000-10-03 | Unisia Jecs Corp | 車両懸架装置 |
ES2275690T3 (es) * | 2000-05-25 | 2007-06-16 | Haldex Brake Corporation | Sistema de control de altura y sensor para el mismo. |
CN2471588Y (zh) * | 2001-01-12 | 2002-01-16 | 孙普 | 机动车磁力减震器 |
US6598885B2 (en) * | 2001-10-23 | 2003-07-29 | Liquidspring Technologies, Inc. | Single valve control of damping and stiffness in a liquid spring system |
JP2005096587A (ja) | 2003-09-24 | 2005-04-14 | Toyota Motor Corp | 車両懸架装置 |
US7243934B2 (en) * | 2003-12-06 | 2007-07-17 | Hyundai Motor Company | Multi-link rear suspension system |
ITBO20040278A1 (it) * | 2004-05-03 | 2004-08-03 | Ferrari Spa | Sospensione automobilistica con controllo della risposta dell'assieme molla-ammortizzatore. |
CN101296811B (zh) * | 2005-10-26 | 2010-05-19 | 丰田自动车株式会社 | 用于车辆的悬架系统 |
JP5151307B2 (ja) * | 2007-08-10 | 2013-02-27 | トヨタ自動車株式会社 | サスペンション |
JP5198237B2 (ja) * | 2008-12-12 | 2013-05-15 | トヨタ自動車株式会社 | ブレーキキャリパ結合構造 |
US7984915B2 (en) * | 2009-05-12 | 2011-07-26 | Honda Motor Co., Ltd. | Rear suspension with semi-active toe force compliance control |
JP2013095309A (ja) * | 2011-11-02 | 2013-05-20 | Ntn Corp | インホイールモータ車両用サスペンションシステム |
-
2012
- 2012-02-23 CN CN201280070342.XA patent/CN104136244B/zh not_active Expired - Fee Related
- 2012-02-23 US US14/379,922 patent/US9139063B2/en not_active Expired - Fee Related
- 2012-02-23 JP JP2014500825A patent/JP5787023B2/ja not_active Expired - Fee Related
- 2012-02-23 WO PCT/JP2012/054461 patent/WO2013125018A1/ja active Application Filing
- 2012-02-23 EP EP12869577.2A patent/EP2818344B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
US20140375001A1 (en) | 2014-12-25 |
CN104136244A (zh) | 2014-11-05 |
EP2818344B1 (en) | 2016-05-18 |
US9139063B2 (en) | 2015-09-22 |
EP2818344A1 (en) | 2014-12-31 |
WO2013125018A1 (ja) | 2013-08-29 |
CN104136244B (zh) | 2016-08-24 |
EP2818344A4 (en) | 2015-03-04 |
JPWO2013125018A1 (ja) | 2015-07-30 |
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